Yogurt Cake

Cake:
1 white cake mix
Ingredients listed on cake mix
8 ounces flavored yogurt
Topping:
8 ounces cool whip
8 ounces yogurt, same flavor as as used in cake

Preheat oven to 350 degrees
Cake: With electric mixer, slowly mix cake mix and
ingredients called for on cake mix box. Slowly stir in
yogurt. Pour batter into a greased 9x13 pan. Bake
30 to 35 minutes until golden on top. Refrigerate cake
at least 4 hours.
Topping: Before serving stir cool whip and yogurt
together. Frost cake. Store any leftovers in
refrigerator.